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CAROLINE ELIZABETH BARNHART MD
NPI 1437618774
Obstetrics & Gynecology in Petaluma, CA

Active since March 16, 2019PECOS Enrolled
3900 LAKEVILLE HWY, PETALUMA, CA 94954(707) 765-3900 Get Directions Write a Review

NPPES record last updated: November 29, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 4, 2023, Mar 16, 2019 (2 updates tracked since 2019).

About Caroline Elizabeth Barnhart Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CAROLINE ELIZABETH BARNHART MD (NPI 1437618774) is an individual obstetrics & gynecology provider in Petaluma, California, licensed in California (A181568) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS and is a graduate of Temple University School Of Medicine (2019).

NPPES Registry Identity

NPI1437618774
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameCAROLINE ELIZABETH BARNHARTCredential: MD
Location Address3900 LAKEVILLE HWYPetaluma, CA 94954-5698
Mailing Address3900 Lakeville HwyPetaluma, CA 94954-5698
Phone(707) 765-3900
Sole ProprietorNo
Medical School CMSTemple University School Of MedicineGraduated 2019
Enumeration DateMarch 16, 2019
Last NPPES UpdateNovember 29, 20232 updates tracked since enumeration
NPPES CertifiedNovember 29, 2023
✔ NPI 1437618774 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · A181568
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
3900 LAKEVILLE HWY, Petaluma, CA 94954
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Caroline Elizabeth Barnhart Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5991154403
PECOS Enrollment IDI20231208003344
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94954 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.00 typical visit price
range $63.04 – $187.01
Typical copayment $35.50 (range $15.76 – $46.75)
Most-billed visit code 99204
Established Patient
$77.94 typical visit price
range $21.02 – $153.40
Typical copayment $19.48 (range $5.25 – $38.35)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DANIEL G WHITE MD
Family Medicine
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3900
DR. ALEKSEY ZAKINOV
Family Medicine
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3960
TIMOTHY M SOWERBY MD
Internal Medicine (Gastroenterology)
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3900
DAN SCHLAGER MD
Emergency Medicine
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3900
PEGGY LOUISE VANPATTEN M.S.
Audiologist
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3516
DR. LINDSEY HIBBARD M.D.
Pediatrics
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3920
MS. LYDIA E ESTEVEZ P,T.
Physical Therapist
3900 LAKEVILLE HWY
PETALUMA, CA 94954
Sonoma County (707) 765-3628
ROBERT M. CARRIGER M.F.T.
Marriage & Family Therapist
3900 LAKEVILLE HWY, KAISER PERMANENTE
PETALUMA, CA 94954
Sonoma County (707) 765-3586

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Caroline Barnhart's NPI number?

The NPI number for Caroline Barnhart is 1437618774. It was assigned to this individual provider in the NPPES registry on March 16, 2019.

Where is Caroline Barnhart located?

Caroline Barnhart practices at 3900 Lakeville Hwy, Petaluma, CA 94954. The listed phone number is (707) 765-3900.

What is Caroline Barnhart's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Caroline Barnhart enrolled in Medicare?

Yes. Caroline Barnhart is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Caroline Barnhart was last updated on November 29, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.